Tramp metal separation device
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United States of America Patent
Stats
-
Feb 23, 1993
Grant Date -
N/A
app pub date -
Jun 17, 1991
filing date -
Jun 17, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A tramp metal separation device adapted to be removably inserted into a housing which directs pelletized raw material to an industrial machine and to separate tramp metal contaminants therefrom. A drawer frame having an outer face plate with a plurality of openings disposed therethrough is adapted to be removably inserted into the housing. A plurality of cylindrical magnets adapted to be inserted through the plurality of openings in the outer face plate are secured to a drawer plate. In one embodiment of the present invention, the at least one silicon-based O-ring disposed in a groove in on of the plates so as to form an air tight seal between the face plate and the magnetic drawer. Additionally, a plurality of silicon-based O-rings may be disposed in grooves on the inner surface of the openings so as to form a wiper mechanism to aid in removing particles from the magnets.
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